Astronaut may get Christmas wish for spacewalk
Space station astronaut Rick Mastracchio (Muh-STRACK-ee-oh) may get his Christmas wish for a spacewalk or two because of a broken cooling system.
2 hours ago
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Last update Astronaut may get Christmas wish for spacewalk, 2 hours ago
Space Exploration news
2 hours ago
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The "magic hour" for Geminid meteors
As arctic air and record cold sweeps across the USA, amateur astronomers are looking at their calendars with a degree of trepidation. A date is circled: Dec. 14th. And below it says: "Wake up at 4 AM for the Geminid meteor ...
3 hours ago
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China's first lunar rover to land on moon Saturday
A space module carrying China's first lunar rover is scheduled to land on the moon Saturday, authorities said Friday, describing the manouevre as the mission's greatest challenge.
5 hours ago
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The tough task of finding fossils while wearing a spacesuit
Someday, human explorers might momentously discover fossils on Mars, proving that the Red Planet once supported extraterrestrial life. An interplanetary expedition of this sort will have overcome major obstacles, ...
5 hours ago
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NASA's Orion spacecraft heads cross country
A test version of NASA's Orion spacecraft gears up to take a long road trip. Starting from NASA's Langley Research Center in Hampton, Va., the mockup will take a four-week journey across the nation to Naval ...
6 hours ago
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Image: Mystery mounds on Mars
Intriguing mounds of light-toned layered deposits sit inside Juventae Chasma, surrounded by a bed of soft sand and dust.
6 hours ago
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Galileo achieves its first airborne tracking
ESA's Galileo satellites have achieved their very first aerial fix of longitude, latitude and altitude, enabling the inflight tracking of a test aircraft.
7 hours ago
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Image: Sunny outlook
A composite of space- and ground-based observations in different wavelengths gathered on the day of the solar eclipse of 3 November 2013. The result is an overall view of the Sun and its surrounding corona, ...
7 hours ago
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Cassini spacecraft reveals clues about Saturn moon
(Phys.org) —NASA's Cassini spacecraft is providing scientists with key clues about Saturn's moon Titan, and in particular, its hydrocarbon lakes and seas.
21 hours ago
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Space station cooling breakdown may delay Orbital launch
NASA rushed Thursday to fix a breakdown in the cooling system at the International Space Station that may delay the launch next week of Orbital Sciences' first cargo mission.
Dec 12, 2013
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Hubble discovers water vapor venting from Jupiter's moon Europa
The NASA/ESA Hubble Space Telescope has discovered water vapour erupting from the frigid surface of Jupiter's moon Europa, in one or more localised plumes near its south pole.
Dec 12, 2013
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Chinese flyby of asteroid shows space rock is "rubble"
China's first flyby of an asteroid shows that a gigantic space rock which once triggered a doomsday scare is essentially rubble, scientists reported on Thursday.
Dec 12, 2013
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NASA: Cooling pump on space station shuts down
NASA said Wednesday it was looking into a problem with a malfunctioning cooling pump on the International Space Station, but there was no immediate danger to the two American astronauts, three Russian cosmonauts, ...
Dec 12, 2013
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Morpheus project lander roars in free flight test
What an otherworldly experience, without having to leave Earth! The Morpheus Project wrapped up a successful free-flight test yesterday. That picture above is just to whet your appetite for the actual video, ...
Dec 12, 2013
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Satellite's magnetic mapping mission
A scientist from the University of Liverpool will play a leading role in the European Space Agency's (ESA) satellite mission to study the Earth's geomagnetic field.
Dec 12, 2013
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NASA suspects bad valve for space station trouble (Update)
The astronauts aboard the International Space Station dimmed the lights, turned off unnecessary equipment and put off science work Thursday as NASA scrambled to figure out what's wrong with a key cooling ...
Dec 12, 2013
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Video: The Webb Space Telescope's sunshield
The newest video in the "Behind the Webb" series takes viewers behind the scenes to reveal how the pieces that make up each layer of the James Webb Space Telescope's thin sunshield are bonded together.
Dec 12, 2013
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Clay-like minerals found on icy crust of moon Europa
(Phys.org) —A new analysis of data from NASA's Galileo mission has revealed clay-type minerals at the surface of Jupiter's icy moon Europa that appear to have been delivered by a spectacular collision with ...
Dec 11, 2013
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Orbital samples with sight-saving potential
Those who travel to space are rewarded with a beautiful sight - planet Earth. But the effects of space travel on the human sense of sight aren't so beautiful. More than 30 percent of astronauts who returned ...
Dec 11, 2013
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Geminid meteor shower ramps up Friday night
It's time for the December sky show.
Dec 11, 2013
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Fire vs. ice: The science of ISON at perihelion
After a year of observations, scientists waited with bated breath on Nov. 28, 2013, as Comet ISON made its closest approach to the sun, known as perihelion. Would the comet disintegrate in the fierce heat ...
Dec 11, 2013
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'Wake up' competition for Europe's sleepy comet-chaser
Citizens of Planet Earth are being invited to make a "video shout-out" to wake up a deep-space probe, Rosetta, that has been in hibernation since June 2011.
Dec 11, 2013
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Space shuttle-sized asteroid 2013 XY8 to fly past earth on Dec. 11
A newly-discovered asteroid about the size of a space shuttle will fly past Earth on December 11, 2013 at a very safe distance of 760,000 kilometers (470,000 miles). The closest approach of Asteroid 2013 ...
Dec 11, 2013
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First rock dating experiment performed on Mars
Although researchers have determined the ages of rocks from other planetary bodies, the actual experiments—like analyzing meteorites and moon rocks—have always been done on Earth. Now, for the first time, ...
Dec 11, 2013
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Quails in orbit: French cuisine aims for the stars
It's your 150th day in space, and life is starting to resemble the movie "Groundhog Day"—a repetitive daily routine interspersed with tugs of longing for life back on Earth.
Dec 11, 2013
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Countdown starts for UA-led asteroid mission
(Phys.org) —With OSIRIS-REx, the first spacecraft destined to return a sample from a primitive asteroid, still taking shape, the mission's University of Arizona-led team started the official countdown clock on ...
Image: Yellowknife Bay formation on Mars
This mosaic of images from Curiosity's Mast Camera (Mastcam) shows geological members of the Yellowknife Bay formation. The scene has the Sheepbed mudstone in the foreground and rises up through Gillespie ...
Bid to colonize Mars wins high-profile backing
A Dutch entrepreneur's bold quest to colonize Mars won high-profile support Tuesday from a US aerospace giant, although the timetable for putting humans on the red planet has been pushed back two years.
Moons of Jupiter and Saturn could have been seeded with life
Life on Earth or Mars could have been brought to the moons of Jupiter or Saturn on rocks blasted off those planets, researchers say.
Juno gives starship-like view of Earth flyby
(Phys.org) —When NASA's Juno spacecraft flew past Earth on Oct. 9, 2013, it received a boost in speed of more than 8,800 mph (about 7.3 kilometer per second), which set it on course for a July 4, 2016, ...
Duke engineers make strides toward artificial cartilage
A Duke research team has developed a better recipe for synthetic replacement cartilage in joints.
New work gives credence to theory of universe as a hologram
(Phys.org) —In publishing a story regarding work reported by Japanese physicists last month, Nature News has set off a bit of a tabloid firestorm by describing an obscure bit of physics theory as "the clearest evide ...
Can smartphones snap out of technological stupor?
This may be remembered as the year smartphones became boring. Although high-definition displays on smartphones have gotten bigger and their cameras have gotten better, the pace of gee-whiz innovation has ...
Breakthrough could lead to protection from fatal infections
Researchers at the University of Texas Medical Branch at Galveston have discovered a way to block a disease pathway that could be a breakthrough in defeating some of the world's most devastating human infections.
Mechanical forces in development
(Phys.org) —Early embryonic development is a marvel of mechanics. Its signature step is the production of three tissue layers—mesoderm, ectoderm, and endoderm—through a topological maneuver known as ...
Massive galaxy cluster verifies predictions of cosmological theory
(Phys.org) —By observing a high-speed component of a massive galaxy cluster, Caltech/JPL scientists and collaborators have detected for the first time in an individual object the kinetic Sunyaev-Zel'dovich ...
Incapsula reports that web bots now account for 61% of web traffic
(Phys.org) —Cloud based application delivery platform provider Incapsula is reporting via blog post that web bots now account for 61 percent of all web traffic, an increase of 21 percent over last year. ...
New concerns over safety of common anesthetic
Patients receiving the widely used anesthesia drug etomidate for surgery may be at increased risk or mortality and cardiovascular events, according to a study in the December issue of Anesthesia & Analgesia, official journa ...
Pathogen study explores blocking effect of E. coli O157:H7 protein
Often the key to any victory is to fully understand your opponent. This is especially true when that opponent is a significant foodborne bacterial pathogen such as E. coli O157:H7.
The fate of bioavailable iron in Antarctic coastal seas
Science is exploring many options for carbon dioxide sequestration in order to mitigate the climatological impact of CO2. One of these is geoengineering: deliberate, large-scale intervention in the Earth's ...
NASA Mars spacecraft reveals a more dynamic red planet
(Phys.org) —NASA's Mars Reconnaissance Orbiter has revealed to scientists slender dark markings—possibly due to salty water - that advance seasonally down slopes surprisingly close to the Martian equator.
Comet ISON pronounced dead: Sun is chief suspect (Update)
Comet ISON, once optimistically called the comet of the century, is dead, the victim of a way-too-close brush with the sun. It was barely a year old.
Juno spacecraft hears amateur radio operators say 'Hi'
(Phys.org) —Thousands of amateur (ham) radio operators around the world were able to say "Hi" to NASA's Juno spacecraft Oct. 9 as it swung past Earth on its way to Jupiter.
Europe aims for first comet landing Nov. 11 (Update 2)
It's been likened to a parachutist trying to land on a mountaintop. Or a person attempting to leap from one speeding car to another.
Johns Hopkins APL will launch RAVAN to help solve an earth science mystery
(Phys.org) —A new, low-cost cubesat mission led by the Johns Hopkins Applied Physics Laboratory in Laurel, Md., will demonstrate technology needed to measure the absolute imbalance in the Earth's radiation ...
Kennedy Space Center receives NASA's Tracking and Data Relay Satellite
(Phys.org) —NASA's newest Tracking and Data Relay Satellite (TDRS) is in a temporary home at the agency's Kennedy Space Center in Florida waiting to be attached to a United Launch Alliance Atlas V rocket ...
Q&A: Curiosity's spectacular Yellowknife Bay side-trip
When the Curiosity rover landed in Gale Crater on Mars in August 2012, its primary destination was Mount Sharp, a three-mile-high mound a few miles south of the rover's landing site. But before making for ...
Video: Mars 360: The North Pole
Enjoy views of the martian north pole from all angles in this new animation from ESA's Mars Express.
Chimpanzees flexibly adjust their behavior to maximize payoffs, not to conform to majorities
Chimpanzees are sensitive to social influences but they maintain their own strategy to solve a problem rather than conform to what the majority of group members are doing. However, chimpanzees do change their ...
New drug, study method show breast cancer promise
An experimental drug is showing promise against a hard-to-treat form of breast cancer. It's the first big result from a novel way to test drugs that quickly separates winners from duds.
Study breaks blood-brain barriers to understanding Alzheimer's
A study in mice shows how a breakdown of the brain's blood vessels may amplify or cause problems associated with Alzheimer's disease. The results published in Nature Communications suggest that blood vessel ...
Evidence of savings in accountable care organizations and cancer care
Approximately 10 percent of Medicare spending is for cancer care, and Medicare spending is nearly four times higher for beneficiaries with cancer than in those without the disease. Little is known about how to curb spending ...
Stem cell scientists first to track joint cartilage development in humans
(Medical Xpress)—Stem cell researchers from UCLA have published the first study to identify the origin cells and track the early development of human articular cartilage, providing what could be a new cell source and biological ...
New method for studying the interaction between light and matter
Pulses of light are very useful for probing the inner workings of atoms, molecules and solids. Eiji Takahashi and co‐workers from the RIKEN Center for Advanced Photonics, in collaboration with the Center ...
Probing the inner secrets of nanowires
(Phys.org) —Semiconductor nanowires (NWs) are vanishingly small: NWs from a recent batch made by scientists in PML's Quantum Electronics and Photonics Division measure about 200 nanometers in diameter (less ...
Bacteria show surprising number of genetic paths to survival
(Phys.org) —A boy with cystic fibrosis develops a chronic and potentially deadly Burkholderia dolosa infection in his lungs. Varieties of genetic mutations allow some strains of the bacteria to survive ...
Ethanol blends carry hidden risk
(Phys.org) —Blending more ethanol into fuel to cut air pollution from vehicles carries a hidden risk that toxic or even explosive gases may find their way into buildings, according to researchers at Rice ...
'Stunning' tsunami record discovered in Indonesia cave
Scientists said Friday they have discovered a cave on the Indonesian island of Sumatra that provides a "stunning" record of Indian Ocean tsunamis over thousands of years.
The colors of nature: 9 beautiful new wasp species from China
A new study provides seventeen records of the cuckoo wasp genus Cleptes from China, nine of which are beautifully coloured new to science species. The study, published in the open access journal ZooKeys, is the first ...
Injunction stops insurer from dropping physicians
(HealthDay)—United Healthcare has been given a last-minute temporary restraining order preventing it from removing thousands of physicians from its Medicare Advantage networks in Connecticut, according ...
Saving the Great Plains water supply
Significant portions of the Ogalalla Aquifer, one of the largest bodies of water in the United States, are at risk of drying up if it continues to be drained at its current rate.
Additional drug shows promise for women with triple-negative breast cancer
In a nationwide study of women with "triple-negative" breast cancer, adding the chemotherapy drug carboplatin or the angiogenesis inhibitor Avastin to standard chemotherapy drugs brought a sharp increase in the number of ...
Fully functional loudspeaker is 3-D printed
(Phys.org) —Cornell researchers have 3-D printed a working loudspeaker, seamlessly integrating the plastic, conductive and magnetic parts, and ready for use almost as soon as it comes out of the printer.
Discharge destination alters rehospitalization rates
(HealthDay)—Destination of discharge alters the association between cognitive impairment and rehospitalization, according to a study published in the November issue of the Journal of the American Geriatrics So ...
New views of Mars from sediment mineralogy
The first detailed examination of clay mineralogy in its original setting on Mars is offering new insights on the planet's past habitability, research led by Planetary Science Institute Senior Scientist Da ...
Ancient fresh water lake on Mars could have sustained life, Curiosity researchers show
Scientists have found evidence that there was once an ancient lake on Mars that may have been able to support life, in research published today in the journal Science.
Ancient crater could hold clues about moon's mantle
Researchers from Brown University and the University of Hawaii have found some mineralogical surprises in the Moon's largest impact crater.
IRIS provides unprecedented images of sun
The region located between the surface of the sun and its atmosphere has been revealed as a more violent place than previously understood, according to images and data from NASA's newest solar observatory, ...
2012 solar storm points up need for society to prepare, scientist says
A massive ejection of material from the sun initially traveling at over 7 million miles per hour that narrowly missed Earth last year is an event solar scientists hope will open the eyes of policymakers regarding ...
Study shows new paradigm in breast cancer research
The first investigator results from an unprecedented nationwide effort to test promising new breast cancer drugs before the tumor is removed were presented during the 2013 San Antonio Breast Cancer Symposium.
Myths debunked in mission to explain science validation
Sugar is not the cause of hyperactivity in children, nor does classical music make babies smarter but some scientific evidence does exist supporting the popular notions that mobile phones, tight underwear ...
NPs practicing without restrictions could lower costs
(HealthDay)—Independently practicing nurse practitioners (NPs) seeing patients at retail health clinics can cut health care costs, according to a study published in the November issue of Health Affairs.
Qualcomm promotes Mollenkopf to CEO (Update)
Qualcomm said Friday it had promoted Steve Mollenkopf to chief executive, succeeding Paul Jacobs at the helm of the world's dominant mobile chipmaker.
Researchers hope newly discovered gene interaction could lead to novel cancer therapies
Scientists from Virginia Commonwealth University Massey Cancer Center have revealed how two genes interact to kill a wide range of cancer cells. Originally discovered by the study's lead investigator Paul ...
Related coral species differ in how they survive climate change effects
Ocean waters warming from climate change are placing coral reefs in jeopardy, but a new discovery suggests that two similar-looking coral species differ in how they survive.
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